Demystifier gives some great books as reference. If you don't have access to those, you might also try this which is available online (Peres, 2002):
http://www.fisica.net/quantica/Peres...%20Methods.pdf
There are some other derivations online that are not part of books. Let me know if you are interested in some. There are a lot of different approaches that get you to a similar spot.